Analysis
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max time kernel
140s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
16-09-2024 20:02
General
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Target
e57f9a304c3b06d60f00007e6412978a_JaffaCakes118.exe
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Size
650KB
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MD5
e57f9a304c3b06d60f00007e6412978a
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SHA1
fe73bf73c15a4274917724969b39eedaac3dc54c
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SHA256
eb05365a45080a0ee40aa03ac166b7d3f47d4f86bdd37427ba754be5aaee6aae
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SHA512
95b6e654ddf6e05d380969a98810e9aef629d95b2f5608ea9bfd8b73ebdf25c76076e24a100dd70e797f94ed5607a30781ca24b53410f46c4dd01671a206b4ef
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SSDEEP
12288:6Qbhex2teM2Lfzpl6+fcZfcNp3nCoKza52MYSnbbOzhz:Xh1n2Ltlpm+x/K252MYSnvOR
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 6 IoCs
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e57f9a304c3b06d60f00007e6412978a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e57f9a304c3b06d60f00007e6412978a_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e57f9a304c3b06d60f00007e6412978a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e57f9a304c3b06d60f00007e6412978a_JaffaCakes118.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4372,i,3861745594156495651,17595114179815238301,262144 --variations-seed-version --mojo-platform-channel-handle=1016 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
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Filesize
60KB
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Filesize
60KB
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Filesize
4KB
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Filesize
676KB
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Filesize
528KB
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Filesize
528KB
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Filesize
240KB
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Filesize
240KB
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Filesize
528KB
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Filesize
528KB
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Filesize
528KB
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Filesize
528KB